Significance Sleep deprivation is detrimental to a child’s health. Access to actigraphy measures enabled us to assess racial/ethnic and income group differences in sleep in a large data set from… Click to show full abstract
Significance Sleep deprivation is detrimental to a child’s health. Access to actigraphy measures enabled us to assess racial/ethnic and income group differences in sleep in a large data set from the Adolescent Brain Cognitive Development study (4,207 children ages 9 to 13). This method relies on the closed algorithm of the commercial Fitbit device. Our analyses revealed that black children and low-income children slept significantly less than children from other groups. These findings indicate that disparities in sleep time among children are driven in part by socioeconomic factors.
               
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